Home / 1,146,262.70-1,581,856.86-630,072.95

Finding the Fourth Proportional to 1,146,262.70, 1,581,856.86 and 630,072.95

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Solution

The fourth proportional to 1,146,262.70, 1,581,856.86 and 630,072.95 is: 869,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,262.70 : 1,581,856.86 = 630,072.95 : x
  2. Step 2: Convert to fraction form
    1,146,262.70/1,581,856.86 = 630,072.95/x
  3. Step 3: Cross multiply
    1,146,262.70x = 1,581,856.86 × 630,072.95
  4. Step 4: Simplify right side
    1,146,262.70x = 996,685,218,257.94
  5. Step 5: Solve for x
    x = 996,685,218,257.94/1,146,262.70
  6. Step 6: Final answer
    x = 869,508.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.